Explore, expand, exploit, exterminate! 4X games aren’t just entertainment. They represent the absolute freedom of exploring and conquering unknown worlds. And the ability to make the most important decisions that will determine the fate of this world.

If you are an adventurous space traveler – you’ve come to the right place! Steam is full of good space 4X games. But will they all meet your expectations? Will each of them engage for many hours of fascinating gameplay taking place on the far horizons of space? You can go ahead and end your search. We know which of them are unrivaled best. So sit back and browse our list of the best 4X space games ever.

The best 4X Space games
GameReleasedDeveloperSale
Stellaris 2016-05-09 Paradox Development Studio -89% Read more
Stellaris: Nemesis 2021-04-15 Paradox Development Studio -45% Read more
Endless Space 2016-10-06 AMPLITUDE Studios -98% Read more
Endless Space Collection 2012-07-04 AMPLITUDE Studios -98% Read more
Endless Space 2 2016-10-06 AMPLITUDE Studios -82% Read more
Endless Space 2 Deluxe Edition 2016-10-06 AMPLITUDE Studios -84% Read more
Age of Wonders: Planetfall 2019-08-06 Triumph Studios -93% Read more
Age of Wonders: Planetfall Deluxe Edition 2019-08-06 Triumph Studios -93% Read more
Battlefleet Gothic: Armada 2016-04-21 Tindalos Interactive -94% Read more
Battlefleet Gothic: Armada 2 2019-01-24 Tindalos Interactive -80% Read more
Master of Orion 2016-02-26 NGD Studios -29% Read more
Sins of a Solar Empire: Rebellion 2012-06-12 Ironclad Games -87% Read more
Sins of a Solar Empire: Trinity 2011-11-16 Ironclad Games -89% Read more
Interstellar Space: Genesis 2019-07-25 Praxis Games -84% Read more
Distant Worlds: Universe 2014-05-23 Code Force -98% Read more
Sword of the Stars Complete Collection 2008-10-03 Kerberos Productions Inc. -78% Read more
Sword of the Stars II Enhanced Edition 2012-11-30 Kerberos Productions -93% Read more
Homeworld Remastered Collection 2015-02-25 Gearbox Software -96% Read more
Space Empires IV Deluxe 2006-02-07 Malfador Machinations -79% Read more

Stellaris

PC
Xbox One
Xbox Series X/S
PlayStation 4
Release: 2016-05-09
Developer: Paradox Development Studio

This proposition from Paradox Interactive is famous for being the most popular science fiction space grand strategy production. If you are interested in an incredibly rich space experience and infinite possibilities for exploration – play Stellaris.

Stellaris

Choose from many races or create your own. Customize not only the appearance of your civilization but also details like their beliefs and history. Ready? Explore! In Stellaris, you can do anything: travel between galaxies, conquer new planets, harvest resources, and discover anomalies. And fight wars or take care of the development of the race, political relations with other inhabitants of space, energy consumption, and finances. This game equals endless strategic possibilities.

Key features
  • Choose a race or create your own by adjusting it to the smallest detail
  • Explore to discover new regions of the space and mysterious anomalies
  • Bet on technological development and develop your nation
  • Engage in wars and take care of relations with space neighbors
  • Play solo or in multiplayer with up to 32 players

Endless Space 1 & 2

PC
Release: 2016-10-06
Developer: AMPLITUDE Studios

It is a turn-based strategy game with RPG elements from Amplitude Studios for PC and a fantastic proposition for 4X fans focused on fighting wars and conquest. Set out to conquer the galaxy and fight to dominate and access resources!

Endless Space 1 & 2

The action of both parts of Endless Space takes place in the distant future. Your task is to manage one of the influential civilizations and lead it to win in every possible gameplay category. Build ships, create a fleet and take the enemy out of space map! Your access to valuable resources will depend on it, as well as the further technological development of the entire civilization. Awake your inner master strategist and become the greatest ruler of the galaxy.

Key features
  • Take control of one of the most powerful civilizations in the galaxy
  • Explore, discover, grow a fleet of ships and conquer
  • Collect valuable resources and manage political relations
  • Fight in a turn-based system and plan every next move
  • Play solo or in multiplayer

Age of Wonders: Planetfall

PC
Xbox One
PlayStation 4
Release: 2019-08-06
Developer: Triumph Studios

Wanna see something awesome? Play Age of Wonders – a series that can into space! Triumph Studio, known for the epic retro fantasy strategy games, this time comes with 4X modern gameplay in style.

Age of Wonders: Planetfall

Take charge of the falling civilization and lead it to a golden future! This is a perfect proposition for fans of sandbox city-builders with campaign and elements of tactical gameplay. Establish colonies, develop cities, and forge political alliances. Or go straight to war! Create great combat units and specialized heroes to dominate the map in the turn-based mode. Take the fate of an entire civilization into your own hands and lead it to the top!

Key features
  • Take control of the falling civilization and manage its development
  • Build an army and fight in turn-based battles
  • Explore and conquer regions of the map to gain an advantage over your enemy
  • Create colonies and expand cities
  • Play solo or in multiplayer with up to 8 players

Battlefleet Gothic: Armada 2

PC
Release: 2019-01-24
Developer: Tindalos Interactive

It is a space real-time strategy from Tindalos Interactive, set in the war-torn universe of Warhammer 400,000. Something for fans of fierce armed conflicts!

Battlefleet Gothic: Armada 2

Choose from the twelve most powerful factions in the game: Eldar, Orcs, Empire, Chaos, Marines, and more. Prepare your fearless army for action and battle! The war takes place in the most crucial point on the map – the Gothic system. Your victory or ultimate loss depends on your strategic skills.

Key features
  • Choose from twelve powerful factions in the Warhammer 40,000 universe
  • Construct your army and send it into the fierce battle
  • Develop the skills of your units and gain an advantage
  • Upgrade your ships and gain access to better and better weapons

Master of Orion: Conquer the Stars

PC
Release: 2016-02-26
Developer: NGD Studios

The latest installment of the retro game from 1993, created by NGD Studios. It is an ideal proposition for PC users who are looking for the best 4X turn-based space strategy.

Master of Orion: Conquer the Stars

Select one of the ten available races and set out to conquer the universe! The gameplay will guide you through all stages of civilization development. Explore, discover, gain influence and achieve technological success. Master of Orion offers many options to win the game, so you can focus on the aspect of the game that interests you the most. You can play offline and online with friends as well!

Key features
  • Play one of the ten civilizations
  • Grow your empire and forge diplomatic alliances
  • Explore, discover and learn about new development opportunities
  • Build your army and design your own ships
  • Play solo or in multiplayer

Sins of Solar Empire: Rebellion

PC
Release: 2012-06-12
Developer: Ironclad Games

It is a standalone expansion pack for Sins of Solar Empire that delivers brand-new improvements to the epic strategic gameplay from Ironclad Games. Decide your side and fight for the ultimate victory in the galaxy!

Sins of Solar Empire: Rebellion

The conflict arises, and the split continues. New factions appear, and it seems that a revolution is coming. Stand on one side and take part in the most massive strategic war to bring things to an end once and for all. See new battle units, upgrade your ships, and discover new good ways to succeed. And above all, try out Titan – the most powerful ship in the game!

Key features
  • Take part in the massive Sins of Solar Empire conflict
  • Stand on one side of the rebellion and discover new gameplay possibilities
  • Try completely new ship classes and win
  • Play solo or in multiplayer for up to 10 people

Interstellar Space: Genesis

PC
Release: 2019-07-25
Developer: Praxis Games

It is a strategy game in which you will become an explorer of the farthest galaxies. Lead your civilization and prove your worth as the worthiest ruler!

Interstellar Space: Genesis - 4X space strategy

Choose a race and customize its features down to the smallest detail. Forge the cosmic empire and establish your place on the map of the universe. Explore, travel, discover and develop your civilization. Forge diplomatic alliances or go to war. And that’s not all because the space is full of ancient secrets. Will you gather the courage in your heart to discover them all?

Key features
  • Lead a civilization and manage its development
  • Explore and discover the unknown of distant galaxies
  • Get involved in diplomacy
  • Explore ancient ruins and see black holes

Distant Worlds: Universe

PC
Release: 2014-05-23
Developer: Code Force

It is a science-fiction strategy game in which the concept of large-scale will take on a whole new meaning for you. Play the fourth expansion pack to the grand strategy series of games from Code Force Limited and experience space like in no other 4X title on Steam.

Distant Worlds: Universe

1,400 planetary systems and 50,000 planets are waiting for you! Develop your civilization or start the game however you like and continue in any direction. Bet on aggressive control of as much of the map as possible. Or choose to explore and learn about foreign worlds and cultures. Distant Worlds: Universe is freedom of choice in the magnified version.

Key features
  • Play the fourth chapter of the Distant Worlds story
  • Explore new planetary systems and explore distant regions of space
  • Colonize and manage
  • Develop a civilization or explore distant galaxies

Sword of the Stars: Complete Collection

PC
Release: 2008-10-03
Developer: Kerberos Productions Inc.

Play the full version of the strategy game with all the extras. These are new opportunities for conquest, unknown places to examine, and races that you won’t play in the base game!

Sword of the Stars: Complete Collection

Choose one of the available races and lead your civilization to a promising future of technological development. Take care of every aspect of nation management and take part in the great race for domination. In Sword of the Stars: Complete Edition you will gain access to all-new races, technologies, ships, and more!

Key features
  • Choose one of the races and rule the galaxy
  • Bet on the conquest and management of civilization
  • Get access to many additional technologies, directions of development, war units, and more
  • Play solo or in multiplayer

Homeworld Remastered Collection

PC
Release: 2015-02-25
Developer: Gearbox Software

It is a renewed late 90’s strategy game from Gearbox Software. Play the classic hit in a completely new version and experience most in depth of 4X space adventure that will fully meet your expectations!

Homeworld Remastered Collection

Explore the plot of two classic parts of this hit series. Immerse in a cosmic intrigue and secure your place on the gameplay map. Explore, collect resources and develop your faction. Experience a brand-new great combat system that requires the tactical sense of a born strategist. And all this and more in an improved and refreshed audiovisual setting that you will fall in love with!

Key features
  • Take part in a space conflict in a remastered version of the game from 1999
  • Travel the galaxies and discover
  • Collect resources and gain access to new technologies
  • See combat in a whole new style
  • Play solo or in multiplayer

Space Empires IV

PC
Release: 2006-02-07
Developer: Malfador Machinations

A strategic 4X space game, created with the support and ideas of the most loyal fans of the series. See the unlimited possibilities of gameplay in the best part of Space Empires!

Space Empires IV

Create a mighty civilization and gain space domination! Space Empires IV is a game that is a classic 4X strategy proposal but with adjusting every aspect of the gameplay. Adapt the game to your needs, face endless challenges and win!

Key features
  • Create a race and customize it down to the smallest detail
  • Discover your place in the universe and grow your civilization
  • Explore, collect resources and develop technologies
  • Play solo or in multiplayer with up to 16 players

4X space grand strategy is a genre that shines like the brightest star in the morning sky. It is constantly evolving. Always looking for new solutions. Definitely making breakthroughs. There are more and more titles that, learning from the mistakes of predecessors, introduce satisfying improvements. What does this mean for us gamers? Everything! Because by playing space 4X games we can reach for the stars every single day.